The Sun City Carnival Tour was the ninth headline concert tour by American country music singer Kenny Chesney, in supported of both his twelfth studio album Lucky Old Sun (2008) and his second greatest hits compilation Greatest Hits II (2009). The tour began on April 17, 2009, in Uncasville, Connecticut and ended on September 19 of that year in Indianapolis. This tour was the biggest country music tour for 2009 and the sixth overall in music.